﻿var CreatedOKLodop7766 = null;

// ====判断是否需要安装CLodop云打印服务器:====
function needCLodop() {
    try {
        var ua = navigator.userAgent;
        if (ua.match(/Windows\sPhone/i) != null)
            return true;
        if (ua.match(/iPhone|iPod/i) != null)
            return true;
        if (ua.match(/Android/i) != null)
            return true;
        if (ua.match(/Edge\D?\d+/i) != null)
            return true;

        var verTrident = ua.match(/Trident\D?\d+/i);
        var verIE = ua.match(/MSIE\D?\d+/i);
        var verOPR = ua.match(/OPR\D?\d+/i);
        var verFF = ua.match(/Firefox\D?\d+/i);
        var x64 = ua.match(/x64/i);
        if ((verTrident == null) && (verIE == null) && (x64 !== null))
            return true;
        else if (verFF !== null) {
            verFF = verFF[0].match(/\d+/);
            if ((verFF[0] >= 41) || (x64 !== null))
                return true;
        } else if (verOPR !== null) {
            verOPR = verOPR[0].match(/\d+/);
            if (verOPR[0] >= 32)
                return true;
        } else if ((verTrident == null) && (verIE == null)) {
            var verChrome = ua.match(/Chrome\D?\d+/i);
            if (verChrome !== null) {
                verChrome = verChrome[0].match(/\d+/);
                if (verChrome[0] >= 41)
                    return true;
            };
        };
        return false;
    } catch (err) {
        return true;
    };
};

// ====页面引用CLodop云打印必须的JS文件：====
if (needCLodop()) {
    var head = document.head || document.getElementsByTagName("head")[0] ||
        document.documentElement;
    var oscript = document.createElement("script");
    // oscript.src = "https://localhost:8443/CLodopfuncs.js?priority=1";
    // head.insertBefore(oscript, head.firstChild);

    // 引用双端口(8000和18000）避免其中某个被占用：
    //  oscript = document.createElement("script");
    Ext.Ajax.request({
        url: PSI.Const.BASE_URL +
                    "Home/User/getPrintUrl",
                method: "POST",
                params: {
                    
                },
                callback: function(options, success, response) {
                    
                    if (success) {
                        var data = Ext.JSON
                            .decode(response.responseText);
                        oscript.src = data+"/CLodopfuncs.js?priority=0";
                        head.insertBefore(oscript, head.firstChild);
                }
            }
    });

    //oscript.src = "http://127.0.0.1:8000/CLodopfuncs.js?priority=0";
    //head.insertBefore(oscript, head.firstChild);
};

// ====获取LODOP对象的主过程：====
function getLodop(oOBJECT, oEMBED) {
    var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop32.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
    var strHtmUpdate = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop32.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
    var strHtm64_Install = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop64.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
    var strHtm64_Update = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop64.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
    var strHtmFireFox = "<br><br><font color='#FF00FF'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>";
    var strHtmChrome = "<br><br><font color='#FF00FF'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>";
    var strCLodopInstall = "<br><font color='#FF00FF'>CLodop云打印服务(localhost本地)未安装启动!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行安装</a>,安装后请刷新页面。</font>";
    var strCLodopUpdate = "<br><font color='#FF00FF'>CLodop云打印服务需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
    var LODOP;
    try {
        var isIE = (navigator.userAgent.indexOf('MSIE') >= 0) ||
            (navigator.userAgent.indexOf('Trident') >= 0);
        if (needCLodop()) {
            try {
                LODOP = getCLodop();
            } catch (err) {};
            if (!LODOP && document.readyState !== "complete") {
                alert("C-Lodop没准备好，请稍后再试！");
                return;
            };
            if (!LODOP) {
                /*
                if (isIE)
                	document.write(strCLodopInstall);
                else
                	document.body.innerHTML = strCLodopInstall
                			+ document.body.innerHTML;
                */
                return;
            } else {

                if (CLODOP.CVERSION < "3.0.3.7") {
                    if (isIE)
                        document.write(strCLodopUpdate);
                    else
                        document.body.innerHTML = strCLodopUpdate +
                        document.body.innerHTML;
                };
                if (oEMBED && oEMBED.parentNode)
                    oEMBED.parentNode.removeChild(oEMBED);
                if (oOBJECT && oOBJECT.parentNode)
                    oOBJECT.parentNode.removeChild(oOBJECT);
            };
        } else {
            var is64IE = isIE && (navigator.userAgent.indexOf('x64') >= 0);
            // =====如果页面有Lodop就直接使用，没有则新建:==========
            if (oOBJECT != undefined || oEMBED != undefined) {
                if (isIE)
                    LODOP = oOBJECT;
                else
                    LODOP = oEMBED;
            } else if (CreatedOKLodop7766 == null) {
                LODOP = document.createElement("object");
                LODOP.setAttribute("width", 0);
                LODOP.setAttribute("height", 0);
                LODOP
                    .setAttribute("style",
                        "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
                if (isIE)
                    LODOP.setAttribute("classid",
                        "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
                else
                    LODOP.setAttribute("type", "application/x-print-lodop");
                document.documentElement.appendChild(LODOP);
                CreatedOKLodop7766 = LODOP;
            } else
                LODOP = CreatedOKLodop7766;
            // =====Lodop插件未安装时提示下载地址:==========
            if ((LODOP == null) || (typeof(LODOP.VERSION) == "undefined")) {
                /*
                 * if (navigator.userAgent.indexOf('Chrome')>=0)
                 * document.body.innerHTML=strHtmChrome+document.body.innerHTML;
                 * if (navigator.userAgent.indexOf('Firefox')>=0)
                 * document.body.innerHTML=strHtmFireFox+document.body.innerHTML;
                 * if (is64IE) document.write(strHtm64_Install); else if (isIE)
                 * document.write(strHtmInstall); else
                 * document.body.innerHTML=strHtmInstall+document.body.innerHTML;
                 */
                return LODOP;
            };
        };
        if (LODOP.VERSION < "6.2.2.1") {
            if (!needCLodop()) {
                if (is64IE)
                    document.write(strHtm64_Update);
                else if (isIE)
                    document.write(strHtmUpdate);
                else
                    document.body.innerHTML = strHtmUpdate +
                    document.body.innerHTML;
            };
            return LODOP;
        };
        // ===如下空白位置适合调用统一功能(如注册语句、语言选择等):===

        // ===========================================================
        return LODOP;
    } catch (err) {
        alert("getLodop出错:" + err);
    };
};